A composite structure includes an electronic component and a supporting member. The electronic component includes a main body and a plurality of pins extended outwardly from the main body. The supporting member includes a first supporting part and a second supporting part. The first supporting part is foldable with respect to the second supporting part. The main body of the electronic component is accommodated within the first supporting part of the supporting member. The pins are accommodated with the second supporting part of the supporting member. The first supporting part is folded with respect to the second supporting part such that the pins are bent to define a bent structure.